Home / 423,481,597.20-635,448,094.20-164,705,259.60

Finding the Fourth Proportional to 423,481,597.20, 635,448,094.20 and 164,705,259.60

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Solution

The fourth proportional to 423,481,597.20, 635,448,094.20 and 164,705,259.60 is: 247,145,670.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,481,597.20 : 635,448,094.20 = 164,705,259.60 : x
  2. Step 2: Convert to fraction form
    423,481,597.20/635,448,094.20 = 164,705,259.60/x
  3. Step 3: Cross multiply
    423,481,597.20x = 635,448,094.20 × 164,705,259.60
  4. Step 4: Simplify right side
    423,481,597.20x = 104,661,643,317,536,256
  5. Step 5: Solve for x
    x = 104,661,643,317,536,256/423,481,597.20
  6. Step 6: Final answer
    x = 247,145,670.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.